代码 12550: [Channel %1: ] Block %2 name %3 not defined or option/function not activated
问题描述与安全警告
Siemens SINUMERIK 840D CNC 触发了严重的 [Channel %1: ] Block %2 name %3 not defined or option/function not activated 警报。需要由合格的操作员或维修技师立即处理,以防止在制造周期中对设备造成二次损坏或导致零件报废。在接触电气控制箱之前,请务必确保遵循标准安全和停机挂牌 (LOTO) 程序。
官方故障排除步骤
Parameters: %1 = Channel number %2 = Block number, label %3 = Source symbol Definitions: The identifier displayed has not been defined before being used. _N_SMAC_DEF _N_MMAC_DEF _N_UMAC_DEF _N_SGUD_DEF _N_MGUD_DEF _N_UGUD_DEF Variable: DEF statement is missing Program: PROC declaration is missing Reaction: Correction block is reorganized. Interface signals are set. Alarm display. Remedy: Press the NC Stop key and select the function "C ompensation block" with the softkey PROGRAM CORRECT. The cursor positions itself on the incorrect block. - Correct the name used (writing error) - Check definitions of vari ables, subroutines and macros - Declare subroutine with EXTERN, load subroutine to SPF-Dir - Check interface definition of subroutine - Check options. See also MD10711 $MN_NC_LANGUAGE_CONFIGURATION. Program Continuation: Clear alarm with NC ST ART or RESET key and continue the program.
Source: SINUMERIK 840D sl / 840Di sl / SINAMICS S120 Diagnostics Manual (DAsl, 03/2009)
Last reviewed: 2026-07-01 · Verified against the manufacturer’s official documentation.
关于 Siemens SINUMERIK 840D CNC 警报
由 Siemens 制造的工业控制器具有广泛的诊断系统,用于保护内部电路和机械连杆。当 SINUMERIK 840D CNC 出现类似 12550 的错误代码时,通常表示指令值与实际传感器反馈之间存在不匹配。
完整报警清单: 4014 Siemens SINUMERIK 840D CNC 代码s.
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